public static ChainViewModel FromChain(List <Chain> chains, Chain chain)
{
var lastBlocks = chain.Blocks.OrderByDescending(p => p.Timestamp).Take(20);
var lastBlocksVm = lastBlocks.Select(BlockViewModel.FromBlock).ToList();
var vm = new ChainViewModel
{
Address = chain.Address,
Name = chain.Name.ToTitleCase(),
Transactions = chain.Blocks.Select(p => p.Transactions.Count).Sum(),
Height = chain.Height,
Blocks = lastBlocksVm,
ParentChain = chain.ParentAddress ?? "",
ChildChains = ChainUtils.SetupChainChildren(chains, chain.Address)
};
return(vm);
}
private static void Main(string[] args)
{
var appConfig = new Config();
if (!ShowsConfigCommand(args, ref appConfig))
{
return;
}
WebsocketUri = new Uri(appConfig.WsServer);
DACS_User = appConfig.DacsUserName;
AppId = appConfig.AppId;
Login_Position = appConfig.DacsPosition;
chainRic = appConfig.ChainRic;
useSequential = appConfig.SequentialMode;
if (appConfig.ChainRic.Contains(','))
{
Out($"{appConfig.ChainRic} is invalid RIC it contains ','");
return;
}
if (string.IsNullOrWhiteSpace(appConfig.ChainRic))
{
Out($"{appConfig.ChainRic} contains whitespace");
return;
}
stopwatch.Reset();
Out("Starting Chain Extractor application. Press Ctrl+C to cancel operation.\n");
var websocket = new WebsocketConnectionClient(Clientname, WebsocketUri, "tr_json2")
{
Cts = new CancellationTokenSource()
};
var chainManager = new ChainExpander.ChainExpander(websocket)
{
OverrideStopIndexValue = appConfig.StopIndex,
MaxBatchSize = appConfig.MaxBatchSize,
Verbose = appConfig.Verbose,
PrintJson = appConfig.PrintJson
};
chainManager.OnExtractionCompleteEvent += (sender, e) =>
{
consoleOutputMsg.Clear();
if (!e.IsSuccess)
{
consoleOutputMsg.Append($"{e.Message}\n\n");
}
SubscribedChainList.AddRange(e.ChainList);
var tempList = e.ItemList.Where(ChainUtils.IsChainRIC).ToList();
AvailableChainList.AddRange(tempList);
if (tempList.Any())
{
consoleOutputMsg.Append($"\nReceived {tempList.Count()} underlying Chain RICs from the list\n\n");
consoleOutputMsg.Append(string.Join("\n", e.ItemList.Where(ChainUtils.IsChainRIC)));
AvailableChainList.AddRange((tempList));
}
var tempItemList = e.ItemList.Where(item => !ChainUtils.IsChainRIC(item)).ToList();
if (tempItemList.Any())
{
CompleteItemList.AddRange(tempItemList);
}
if (AvailableChainList.Any())
{
var firstItem = AvailableChainList.First();
AvailableChainList.Remove(firstItem);
chainManager.RunExtraction(firstItem, appConfig.SequentialRecursiveMode).GetAwaiter().GetResult();
}
else
{
stopwatch.Stop();
consoleOutputMsg.Append($"\nOperation Completed in {stopwatch.ElapsedMilliseconds} MS.\n");
if (SubscribedChainList.Any())
{
consoleOutputMsg.Append(
$"\nBelow is a list of Chain RIC application has requested from the server\n\n");
consoleOutputMsg.Append($"{string.Join(",", SubscribedChainList)}\n\n");
}
if (CompleteItemList.Any())
{
consoleOutputMsg.Append(
$"\nReceived {CompleteItemList.Count()} constituents/instruments from the Chains\n\n");
consoleOutputMsg.Append(string.Join("\n",
CompleteItemList.Where(item => !ChainUtils.IsChainRIC(item)).OrderBy(ric => ric)));
}
consoleOutputMsg.Append("\n");
Out(consoleOutputMsg.ToString(), true);
if (!string.IsNullOrEmpty(appConfig.OutputFilename))
{
if (SaveListToFile(appConfig.OutputFilename,
CompleteItemList.Where(item => !ChainUtils.IsChainRIC(item)).OrderBy(ric => ric).ToList()).GetAwaiter().GetResult())
{
Console.WriteLine($"Write RIC list to {appConfig.OutputFilename} completed.");
}
}
chainManager.CloseLogin().GetAwaiter().GetResult();
websocket.Stop = true;
}
};
chainManager.OnExtractionErrorEvent += (sender, e) =>
{
consoleOutputMsg.Clear();
consoleOutputMsg.Append("******************* Process Error Events **********************\n");
consoleOutputMsg.Append($"TimeStamp:{e.TimeStamp}\n");
consoleOutputMsg.Append($"{e.ErrorMessage}\n");
consoleOutputMsg.Append("*********************************************************************\n");
Out(consoleOutputMsg.ToString(), appConfig.Verbose);
};
chainManager.OnExtractionStatusEvent += (sender, e) =>
{
consoleOutputMsg.Clear();
consoleOutputMsg.Append("******************* Process Market Data Status Events **********************\n");
consoleOutputMsg.Append($"Received {e.Status.MsgType} {e.TimeStamp}\n");
consoleOutputMsg.Append($"Stream State:{e.Status.State.Stream}\n");
if (e.Status.Key != null)
{
consoleOutputMsg.Append($"Item Name:{e.Status.Key.Name.FirstOrDefault()}\n");
}
consoleOutputMsg.Append($"Data State:{e.Status.State.Data}\n");
consoleOutputMsg.Append($"State Code:{e.Status.State.Code}\n");
consoleOutputMsg.Append($"Status Text:{e.Status.State.Text}\n");
consoleOutputMsg.Append("*********************************************************************\n");
Out(consoleOutputMsg.ToString(), appConfig.Verbose);
};
chainManager.LoginMessageEvent += (sender, e) =>
{
consoleOutputMsg.Clear();
consoleOutputMsg.Append("******************* Process Login Message Events **********************\n");
consoleOutputMsg.Append($"{e.TimeStamp} received {e.Message.MsgType}\n");
switch (e.Message.MsgType)
{
case MessageTypeEnum.Refresh:
{
var message = (RefreshMessage)e.Message;
consoleOutputMsg.Append($"Login name:{message.Key.Name.FirstOrDefault()}\n");
consoleOutputMsg.Append(
$"Login Refresh stream:{message.State.Stream} state:{message.State.Data} code:{message.State.Code} status text:{message.State.Text}\n");
consoleOutputMsg.Append("*********************************************************************\n");
consoleOutputMsg.Append("\n");
Out(consoleOutputMsg.ToString(), appConfig.Verbose);
if (message.State.Stream == StreamStateEnum.Open &&
message.State.Data != DataStateEnum.Suspect)
{
stopwatch.Start();
chainManager.RunExtraction(chainRic, useSequential).GetAwaiter().GetResult();
}
}
break;
case MessageTypeEnum.Status:
{
var message = (StatusMessage)e.Message;
consoleOutputMsg.Append($"Login name:{message.Key.Name.FirstOrDefault()}\n");
consoleOutputMsg.Append(
$"Login Status stream:{message.State.Stream} state:{message.State.Data} code:{message.State.Code} status text:{message.State.Text}\n");
consoleOutputMsg.Append("*********************************************************************\n");
consoleOutputMsg.Append("\n");
Out(consoleOutputMsg.ToString(), appConfig.Verbose);
if (message.State.Stream == StreamStateEnum.Closed ||
message.State.Stream == StreamStateEnum.ClosedRecover)
{
websocket.Stop = true;
}
}
break;
}
};
websocket.ErrorEvent += (sender, e) =>
{
consoleOutputMsg.Clear();
consoleOutputMsg.Append("******************* Process Websocket Error Events **********************\n");
consoleOutputMsg.Append($"OnConnectionError {e.TimeStamp} {e.ClientWebSocketState} {e.ErrorDetails}\n");
consoleOutputMsg.Append("*********************************************************************\n");
Out(consoleOutputMsg.ToString(), true);
websocket.Stop = true;
};
websocket.ConnectionEvent += (sender, e) =>
{
consoleOutputMsg.Clear();
consoleOutputMsg.Append("******************* Process Websocket Connection Events **********************\n");
consoleOutputMsg.Append($"OnConnection Event Received:{MarketDataUtils.TimeStampToString(e.TimeStamp)}\n");
consoleOutputMsg.Append($"Connection State:{e.State}\n");
consoleOutputMsg.Append($"Message:{e.StatusText}\n");
if (e.State == WebSocketState.Open)
{
chainManager.SendLogin(DACS_User, Login_Position, AppId, 1).GetAwaiter().GetResult();
}
consoleOutputMsg.Append("*********************************************************************\n");
Out(consoleOutputMsg.ToString(), true);
};
Console.CancelKeyPress += (sender, e) =>
{
if (e.SpecialKey != ConsoleSpecialKey.ControlC)
{
return;
}
Out("Ctrl+C Pressed");
chainManager.CloseLogin().GetAwaiter().GetResult();
websocket.Stop = true;
};
websocket.Run().GetAwaiter().GetResult();
while (!websocket.Stop)
{
;
}
Out("Quit the app");
}
